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NDS 933 Adapter Bushing for 4-inch Sewer & Drain Pipe

NDS 933 Adapter Bushing for 4-inch Sewer & Drain Pipe

Brand: NDS
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$8.89
$6.67
SKU 933

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The NDS 933 Adapter Bushing provides a dependable transition between 900-series catch basin housings and standard 4-inch sewer and drain pipe. Built for residential and light-commercial drainage systems, this tapered adapter seats into the housing outlet to create a secure fit with common drainage piping. Use the 933 when adapting the catch basin outlet to a 4-inch sewer or drain line; it pairs with NDS 931 deep housing/spigot adapters (sold separately) and is specified for the NDS 900 Series of catch basin components.

  • Fits: Standard 4-inch sewer and drain pipe — adapts catch basin outlet to pipe size.
  • Compatibility: Designed for use with NDS 931 housing/spigot adapter; works with 900-series basins.
  • Universal outlets: Accepts common universal outlets such as #1206, #1243, #1245, and #1266 for secure connections.
  • Material: High-impact polystyrene (HIPS) construction for corrosion resistance and lightweight durability.
  • Color & finish: Black finish (matches product imagery and SKU variant specifications).
  • Installation: Seats into the housing outlet for a reliable connection; consult basin and outlet instructions for final assembly.

This adapter is part of the NDS 900 Series catch basin system and is intended for quick identification and replacement of basin components. It is compact and lightweight for easy handling on the job site. For detailed dimensions, load ratings, and installation diagrams, refer to the NDS Drainage Catalog and the product literature included with the catch basin components.

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Frequently Asked Questions

What pipe size does the NDS 933 adapter bushing fit?
The 933 is made to adapt catch basin outlets to standard 4-inch sewer and drain pipe for easy connection.
Can I use the 933 with the NDS 931 housing?
Yes. The 933 is designed to pair with the NDS 931 deep housing/spigot adapter (sold separately) for a secure fit.
What material is the 933 adapter bushing made from?
Constructed from high-impact polystyrene (HIPS) for lightweight durability and resistance to corrosion in drainage systems.